sourceinsight 相对路径设置
1. mkdir sin（source insight prj dir）
2. creat sin prj
3. push OK directly without setting source file route
4. push close without adding source code to project
5.defualt project settings
6. add src file to project.
参考：
1. mkdir sin（source insight prj dir）
2. creat sin prj
3. push OK directly without setting source file route
4. push close without adding source code to project
5.defualt project settings
6. add src file to project.
参考：
